dioptase /dī-opˈtās/ (mineralogy)

An emerald-green acid copper silicate

• whipstalled
• whipstalling
• whipstalls
• whipster
• whipsters
• whipstitch
• whipstitched
• whipstitches
• whipstitching
• whipstock
• whipstocks
• whipt
• whiptail
• whiptailed
• whiptail hake
• whip the cat
• whip-top
• whipworm
• whipworms
• whir
• whirl
• whirl-about
• whirlbat
• whirlblast
• whirlblasts